Granted Patent
Utility
US 6,411,485 · App. 09/433,996
Electrostatic discharge protection circuit for multi-voltage power supply circuit
Inventors:
Shiao-Shien Chen, Tien-Hao Tang
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Nov 4, 1999
Inventors
Shiao-Shien Chen
Tien-Hao Tang
Assignee (at issue)
United Microelectrics Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.